This is ten minutes of 30000 Hz test tone, sine wave, -3dBFS. If this video is useful for you, please comment, like and share. Thanks for watching.Check my o...

To be safe, note the volume level that allows you to listen to a 1,000 Hz tone without discomfort and do not stray too far above this level, even if you can’t hear much – especially in the high …

Increase volume gradually to get proper volume level. Avoid high volume for frequencies that you can't hear. Set volume to low level to protect your ears. Press the Play button to start tone …

The generally accepted standard range of audible freq...

Stream 30000 Hz 30 kHz Sine Wave Sound Frequency Tone •♕• - 10 mins.mp3 by bitirimzade on desktop and mobile. Play over 320 million tracks for free on SoundCloud.

Ten minutes of 30000 Hz sine wave test tone. Comment, like and share if useful.

Free, Simple and Easy to Use. Simply enter your desired frequency and press play. You will hear a pure tone sine wave sampled at a rate of 44.1kHz. The tone will continue until the stop …

Generate pure high-frequency audio signals from 6000 Hz to 20000 Hz (Treble Range). Check what is the highest frequency your headphones and speakers are playing. Free web-tool no …

2009年3月22日 · 波长为30000的电磁波波速为电磁波的波速等于光速：3*10^8 m/s频率=速度/波长=3*10^8/30000 Hz=10^4 Hz

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